SOLUTION: How do I reduce a 60% solution to a 10% solution? Thanks

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Question 714929: How do I reduce a 60% solution to a 10% solution? Thanks
Answer by Alan3354(69443) About Me  (Show Source):
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How do I reduce a 60% solution to a 10% solution? Thanks
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You add solvent.
How much solvent depends on how much 60% solution you start with.
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If you have A of 60%, and S is the amount of solvent:
A*60 + S*0 = 10*(A + S)
60A = 10A + 10S
5A = S
Add 5 times the amount of 60%